A tag is a keyword or label that categorizes your question with other, similar questions. Using the right tags makes it easier for others to find and answer your question.

Type to find tags:
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For questions specific to Windows 7. Use [windows] instead for questions involving Windows in general.
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A family of Unix-like operating systems using the Linux kernel. If your question is about a certain distribution only, use a more specific tag.
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For issues not specific to a single version of Microsoft Windows. Otherwise, use a more specific tag such as [windows-7] or [windows-10].
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For questions on connecting devices together so that they can communicate with each other, as well as on networking equipment such as routers and switches.
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A Unix-based operating system developed and sold by Apple Inc. For Mac hardware questions, use [mac].
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Free, open-source operating system based on Debian GNU/Linux. Ubuntu questions are on topic here, but if you prefer an Ubuntu-only audience there is AskUbuntu.com.
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For questions specific to Windows 8. Use [windows] instead for questions involving Windows in general.
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a commercial spreadsheet application written and distributed by Microsoft for Microsoft Windows and Mac OS X. If your question is about programming Excel in VBA then also tag it "VB…
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For questions specific to Windows XP. Use [windows] instead for questions involving Windows in general.
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any kind of computer network that is connected through a wireless medium, primarily known as using a wireless router creating a WLAN (Wireless Local Area Network).
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a non-volatile, random access device for storing digital data.
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Hardware related questions of computers sold/made by Apple. Use [osx] for the operating system, and use [mac-address] for MAC addresses instead.
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a method of interacting with your OS or software by typing commands on your keyboard.
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The process of starting up a computer and loading the operating system.
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Google's web browser available on both mobile and desktop platforms.
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a free shell for Unix-like operating systems from the GNU Project.
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Open-source web browser. Include tag of operating system if it's important/dependent.
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a device that forwards data packets across multiple networks. Questions tagged with router can cover router hardware, software, and network configuration.
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Secure Shell; a network protocol that allows data transfer over a secure channel between two networked devices.
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portable personal computers with an integrated screen and keyboard. They come in a variety of sizes.
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For questions specific to Windows 8.1. Use [windows] instead for questions involving Windows in general.
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a general and universal interface standard for connecting computers and electronic devices.
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a free, open source virtualization program from Oracle for the x86/x86_64 architectures.
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When you create two or more logical volumes (drives) from one physical hard disk (or other storage device), you're cooking with <i>partitions</i>.
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For questions about the recording and playback of speech and music on your computer, as well as for problems about the sound component of videos.
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RAM (random access memory), either RAM hardware or software and operating system use of RAM.
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the middleware that allow computer programs to use resources of a specific hardware device.
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the word processing software from Microsoft that lets you create and edit documents.
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Email clients and mail transfer agents. Questions about webmail are off-topic.
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The process of installing software, hardware, or peripherals on a personal computer.
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For questions specific to Windows 10. Use [windows] instead for questions involving Windows in general.
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For questions specific to Windows Vista. Use [windows] instead for questions involving Windows in general.
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The protection of computer systems and information from threats such as theft or data destruction.
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Questions about video editing, streaming, conversion, capturing or video output. Use a more specific tag if possible.
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a widespread Linux distribution focusing on stability, security, and the free software philosophy.
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An expansion card inserted into a motherboard for rendering graphics with enhanced performance over integrated graphics solutions.